5137615634273 has 4 divisors (see below), whose sum is σ = 5439828318660. Its totient is φ = 4835402949888.

The previous prime is 5137615634269. The next prime is 5137615634297. The reversal of 5137615634273 is 3724365167315.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2865324696529 + 2272290937744 = 1692727^2 + 1507412^2 .

It is a cyclic number.

It is not a de Polignac number, because 5137615634273 - 2² = 5137615634269 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5137615694273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151106342168 + ... + 151106342201.

It is an arithmetic number, because the mean of its divisors is an integer number (1359957079665).

Almost surely, 2^{5137615634273} is an apocalyptic number.

It is an amenable number.

5137615634273 is a deficient number, since it is larger than the sum of its proper divisors (302212684387).

5137615634273 is a wasteful number, since it uses less digits than its factorization.

5137615634273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302212684386.

The product of its digits is 9525600, while the sum is 53.

The spelling of 5137615634273 in words is "five trillion, one hundred thirty-seven billion, six hundred fifteen million, six hundred thirty-four thousand, two hundred seventy-three".